OG:Image not working

I have this showing in my head section:

<meta data-template-name="public:metadata_macros::image_url" data-template-name="public:metadata_macros:utput" property="og:image" content="www.ikingman.com" />
<meta property="twitter:image" content="www.ikingman.com" />
<meta property="twitter:card" content="summary" />


This is what Facebook is reporting using their Sharing debugger tool:

<meta property="og:image"...

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